He aha te tikanga o te peke rivet matapo?

Pane pekepeke rivet matapo: nā te mea kāore te rivet e takai i te pane whao, ka pekepeke te pane rivet.

https://www.yukerivet.com/news/the-core-of-the-blind-rivet-is-not-completely-pulled-out-what-is-the-reason-for-the-fracture/